49125449912 has 32 divisors (see below), whose sum is σ = 114838715520. Its totient is φ = 19139785440.

The previous prime is 49125449903. The next prime is 49125449927. The reversal of 49125449912 is 21994452194.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39873938 + ... + 39875169.

It is an arithmetic number, because the mean of its divisors is an integer number (3588709860).

Almost surely, 2^49125449912 is an apocalyptic number.

It is an amenable number.

49125449912 is an abundant number, since it is smaller than the sum of its proper divisors (65713265608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49125449912 is a wasteful number, since it uses less digits than its factorization.

49125449912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79749131 (or 79749127 counting only the distinct ones).

The product of its digits is 933120, while the sum is 50.

The spelling of 49125449912 in words is "forty-nine billion, one hundred twenty-five million, four hundred forty-nine thousand, nine hundred twelve".